{"instruction": "You are an expert in event extraction. Please extract events from the input that conform to the schema definition. Return an empty list for events that do not exist, and return NAN for arguments that do not exist. If an argument has multiple values, please return a list. Respond in the format of a JSON string.", "schema": [{"event_type": "discover vulnerability", "trigger": true, "arguments": ["time", "vulnerable system version", "capabilities", "vulnerability", "vulnerable system owner", "vulnerable system", "supported platform", "discoverer"]}, {"event_type": "ransom", "trigger": true, "arguments": ["place", "attacker", "price", "attack pattern", "time", "damage amount", "payment method", "victim", "tool"]}, {"event_type": "patch vulnerability", "trigger": true, "arguments": ["supported platform", "vulnerability", "time", "vulnerable system version", "patch", "releaser", "patch number", "issues addressed"]}, {"event_type": "data breach", "trigger": true, "arguments": ["victim", "damage amount", "purpose", "compromised data", "time", "tool", "number of data", "attacker", "number of victim", "attack pattern", "place"]}], "input": "The researchers estimate that at least 20,000 individuals made ransomware payments over the past two years , at a confirmed cost of $ 16 million , although the actual payment total is likely far higher ."}
{"discover vulnerability": [], "ransom": [{"trigger": "ransomware payments", "arguments": {"place": "NAN", "attacker": "NAN", "price": "$ 16 million", "attack pattern": "NAN", "time": "over the past two years", "damage amount": "NAN", "payment method": "NAN", "victim": "individuals", "tool": "NAN"}}], "patch vulnerability": [], "data breach": []}